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The dimensions of a stair, in particular the rise height and going of the steps, should remain the same along the stairs. [14] The following stair dimensions are important: The rise height or rise of each step is measured from the top of one tread to the next. It is not the physical height of the riser; the latter excludes the thickness of the ...
A dog-leg staircase A quarter-landing, on a dog-leg staircase, is made into an architectural feature, by the use of arches, vaulting and stained glass. A dog-leg is a configuration of stairs between two floors of a building, often a domestic building, in which a flight of stairs ascends to a quarter-landing before turning at a right angle and continuing upwards. [1]
A stairwell or stair room is a room in a building where a stair is located, and is used to connect walkways between floors so that one can move in height. [1] Collectively, a set of stairs and a stairwell is referred to as a staircase or stairway. In buildings with several housing units, a stairway can be a necessary common area for getting to ...
The length of the stiles is the full height of the flat, minus the combined width of the rails (7 feet 7 inches or 2.31 metres, for a 4 by 8 feet or 1.2 by 2.4 metres, flat constructed of 2 + 1 ⁄ 2-inch or 64-millimetre, rails). Toggles are horizontal cross pieces that run between the stiles or studs. The number and placement of toggles ...
An imperial staircase (sometimes erroneously known as a "double staircase") is the name given to a staircase with divided flights. Usually the first flight rises to a half-landing and then divides into two symmetrical flights both rising with an equal number of steps and turns to the next floor .
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Bleachers vary in size from 10 feet (3 m) wide, seating 25, all the way to full stadiums that seat thousands and wrap around the entire field. As one example of their dimensions, Crystal Lake South High School in Illinois built some football bleachers that were about 50 feet (15 m) high. [ 4 ]
Stair nosing, especially in commercial and industrial settings, are typically fitted with a non-slip surface to increase traction and prevent injury or even death from slips, trips, and falls. The National Safety Council reports that there are over one million stair-related accidents every year. [ 2 ]